Hourly Weather Forecast - Williamsburg, Ontario, CA

12 AM
24°F
0%
1mph
WSW
Mostly Clear
Humidity
81%
Feels like
24°F
Dew Point
19°F
1 AM
23°F
0%
1mph
S
Mostly Clear
Humidity
82%
Feels like
23°F
Dew Point
19°F
2 AM
23°F
0%
2mph
SSE
Mostly Clear
Humidity
82%
Feels like
23°F
Dew Point
19°F
3 AM
24°F
0%
3mph
SSE
Partly Cloudy
Humidity
84%
Feels like
24°F
Dew Point
20°F
4 AM
25°F
0%
3mph
SSE
Mostly Cloudy
Humidity
81%
Feels like
21°F
Dew Point
20°F
5 AM
26°F
0%
4mph
S
Mostly Cloudy
Humidity
85%
Feels like
21°F
Dew Point
22°F
6 AM
27°F
0%
4mph
S
Mostly Cloudy
Humidity
86%
Feels like
22°F
Dew Point
24°F
7 AM
28°F
0%
4mph
SSE
Mostly Cloudy
Humidity
87%
Feels like
23°F
Dew Point
25°F
7:34 AM
8 AM
29°F
0%
4mph
SSE
Mostly Cloudy
Humidity
85%
Feels like
24°F
Dew Point
25°F
9 AM
31°F
0%
5mph
SE
Partly Cloudy
Humidity
81%
Feels like
25°F
Dew Point
25°F
10 AM
32°F
0%
5mph
SE
Mostly Sunny
Humidity
80%
Feels like
27°F
Dew Point
26°F
11 AM
34°F
0%
5mph
SE
Partly Cloudy
Humidity
75%
Feels like
29°F
Dew Point
26°F
12 PM
36°F
0%
6mph
S
Mostly Cloudy
Humidity
69%
Feels like
31°F
Dew Point
27°F
1 PM
38°F
0%
8mph
S
Mostly Cloudy
Humidity
68%
Feels like
31°F
Dew Point
28°F
2 PM
39°F
0%
10mph
S
Mostly Cloudy
Humidity
68%
Feels like
32°F
Dew Point
29°F
3 PM
39°F
0%
11mph
S
Partly Cloudy
Humidity
65%
Feels like
32°F
Dew Point
29°F
4 PM
39°F
0%
12mph
S
Mostly Cloudy
Humidity
61%
Feels like
32°F
Dew Point
27°F
4:20 PM
5 PM
39°F
0%
13mph
S
Partly Cloudy
Humidity
63%
Feels like
32°F
Dew Point
28°F
6 PM
39°F
0%
13mph
S
Partly Cloudy
Humidity
67%
Feels like
31°F
Dew Point
29°F
7 PM
38°F
0%
13mph
S
Mostly Clear
Humidity
67%
Feels like
30°F
Dew Point
28°F
8 PM
38°F
0%
13mph
S
Mostly Clear
Humidity
68%
Feels like
30°F
Dew Point
28°F
9 PM
38°F
0%
13mph
S
Partly Cloudy
Humidity
70%
Feels like
30°F
Dew Point
29°F
10 PM
38°F
20%
14mph
S
Partly Cloudy
Humidity
72%
Feels like
30°F
Dew Point
30°F
11 PM
39°F
30%
14mph
S
30% Chance Rain Showers
Humidity
77%
Feels like
31°F
Dew Point
33°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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